/* * Copyrigth (c) 2006, Mónica Díez, LPI-UVA, Spain * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include "opj_includes.h" /** @defgroup T1_3D T1_3D - Implementation of the tier-1 coding */ /*@{*/ /** @name Local static functions */ /*@{*/ static int t1_3d_getctxno_zc(unsigned int f, int orient); static int t1_3d_getctxno_sc(unsigned int f); static int t1_3d_getctxno_mag(unsigned int f, int fsvr); static int t1_3d_getspb(unsigned int f); static int t1_3d_getnmsedec_sig(opj_t1_3d_t *t1, int x, int bitpos); static int t1_3d_getnmsedec_ref(opj_t1_3d_t *t1, int x, int bitpos); static void t1_3d_updateflags(unsigned int *fp, int s); /** Encode significant pass */ static void t1_3d_enc_sigpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int orient, int bpno, int one, int *nmsedec, char type, int vsc); /** Decode significant pass */ static void t1_3d_dec_sigpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int orient, int oneplushalf, char type, int vsc); /** Encode significant pass */ static void t1_3d_enc_sigpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int orient, int *nmsedec, char type, int cblksty); /** Decode significant pass */ static void t1_3d_dec_sigpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int orient, char type, int cblksty); /** Encode refinement pass */ static void t1_3d_enc_refpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int bpno, int one, int *nmsedec, char type, int vsc); /** Decode refinement pass */ static void t1_3d_dec_refpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int poshalf, int neghalf, char type, int vsc); /** Encode refinement pass */ static void t1_3d_enc_refpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int *nmsedec, char type, int cblksty); /** Decode refinement pass */ static void t1_3d_dec_refpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, char type, int cblksty); /** Encode clean-up pass */ static void t1_3d_enc_clnpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int orient, int bpno, int one, int *nmsedec, int partial, int vsc); /** Decode clean-up pass */ static void t1_3d_dec_clnpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int orient, int oneplushalf, int partial, int vsc); /** Encode clean-up pass */ static void t1_3d_enc_clnpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int orient, int *nmsedec, int cblksty); /** Decode clean-up pass */ static void t1_3d_dec_clnpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int orient, int cblksty); /** Encode 1 code-block @param t1 T1 handle @param cblk Code-block coding parameters @param orient @param compno Component number @param level[3] @param dwtid[3] @param stepsize @param cblksty Code-block style @param numcomps @param tile */ static void t1_3d_encode_cblk(opj_t1_3d_t *t1, opj_tcd_cblk_t * cblk, int orient, int compno, int level[3], int dwtid[3], double stepsize, int cblksty, int numcomps, opj_tcd_tile_t * tile); /** Decode 1 code-block @param t1 T1 handle @param cblk Code-block coding parameters @param orient @param roishift Region of interest shifting value @param cblksty Code-block style */ static void t1_3d_decode_cblk(opj_t1_3d_t *t1, opj_tcd_cblk_t * cblk, int orient, int roishift, int cblksty); static int t1_3d_init_ctxno_zc(unsigned int f, int orient); static int t1_3d_init_ctxno_sc(unsigned int f); static int t1_3d_init_ctxno_mag(unsigned int f, int f2); static int t1_3d_init_spb(unsigned int f); /** Initialize the look-up tables of the Tier-1 coder/decoder @param t1 T1 handle */ static void t1_3d_init_luts(opj_t1_3d_t *t1); /*@}*/ /*@}*/ /* ----------------------------------------------------------------------- */ static int t1_3d_getctxno_zc(unsigned int f, int orient) { return t1_3d_init_ctxno_zc((f & T1_3D_SIG_OTH), orient); } static int t1_3d_getctxno_sc(unsigned int f) { return t1_3d_init_ctxno_sc((f & T1_3D_SIG_PRIM) | ((f >> 16) & T1_3D_SGN)); /*return t1->lut_ctxno_sc[((f & T1_3D_SIG_PRIM) | ((f >> 16) & T1_3D_SGN)) >> 4];*/ } static int t1_3d_getctxno_mag(unsigned int f, int fsvr) { return t1_3d_init_ctxno_mag((f & T1_3D_SIG_OTH), fsvr); } static int t1_3d_getspb(unsigned int f) { return t1_3d_init_spb((f & T1_3D_SIG_PRIM) | ((f >> 16) & T1_3D_SGN)); /*return t1->lut_spb[((f & T1_3D_SIG_PRIM) | ((f >> 16) & T1_3D_SGN)) >> 4];*/ } static int t1_3d_getnmsedec_sig(opj_t1_3d_t *t1, int x, int bitpos) { if (bitpos > T1_NMSEDEC_FRACBITS) { return t1->lut_nmsedec_sig[(x >> (bitpos - T1_NMSEDEC_FRACBITS)) & (( 1 << T1_NMSEDEC_BITS) - 1)]; } return t1->lut_nmsedec_sig0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; } static int t1_3d_getnmsedec_ref(opj_t1_3d_t *t1, int x, int bitpos) { if (bitpos > T1_NMSEDEC_FRACBITS) { return t1->lut_nmsedec_ref[(x >> (bitpos - T1_NMSEDEC_FRACBITS)) & (( 1 << T1_NMSEDEC_BITS) - 1)]; } return t1->lut_nmsedec_ref0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; } static void t1_3d_updateflags(unsigned int *fp, int s) { unsigned int *np = fp - (T1_MAXCBLKW + 2); unsigned int *sp = fp + (T1_MAXCBLKW + 2); unsigned int *bwp = fp + ((T1_MAXCBLKW + 2) * (T1_MAXCBLKH + 2)); unsigned int *bnp = bwp - (T1_MAXCBLKW + 2); unsigned int *bsp = bwp + (T1_MAXCBLKW + 2); unsigned int *fwp = fp - ((T1_MAXCBLKW + 2) * (T1_MAXCBLKH + 2)); unsigned int *fnp = fwp - (T1_MAXCBLKW + 2); unsigned int *fsp = fwp + (T1_MAXCBLKW + 2); np[-1] |= T1_3D_SIG_SE; np[1] |= T1_3D_SIG_SW; sp[-1] |= T1_3D_SIG_NE; sp[1] |= T1_3D_SIG_NW; *np |= T1_3D_SIG_S; *sp |= T1_3D_SIG_N; fp[-1] |= T1_3D_SIG_E; fp[1] |= T1_3D_SIG_W; *fwp |= T1_3D_SIG_FC; *bwp |= T1_3D_SIG_BC; fnp[-1] |= T1_3D_SIG_FSE; fnp[1] |= T1_3D_SIG_FSW; fsp[-1] |= T1_3D_SIG_FNE; fsp[1] |= T1_3D_SIG_FNW; *fnp |= T1_3D_SIG_FS; *fsp |= T1_3D_SIG_FN; fwp[-1] |= T1_3D_SIG_FE; fwp[1] |= T1_3D_SIG_FW; bnp[-1] |= T1_3D_SIG_BSE; bnp[1] |= T1_3D_SIG_BSW; bsp[-1] |= T1_3D_SIG_BNE; bsp[1] |= T1_3D_SIG_BNW; *bnp |= T1_3D_SIG_BS; *bsp |= T1_3D_SIG_BN; bwp[-1] |= T1_3D_SIG_BE; bwp[1] |= T1_3D_SIG_BW; if (s) { *np |= (T1_3D_SGN_S << 16); *sp |= (T1_3D_SGN_N << 16); fp[-1] |= (T1_3D_SGN_E << 16); fp[1] |= (T1_3D_SGN_W << 16); *fwp |= (T1_3D_SGN_F << 16); *bwp |= (T1_3D_SGN_B << 16); } } static void t1_3d_enc_sigpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int orient, int bpno, int one, int *nmsedec, char type, int vsc) { int v, flagsvr; unsigned int flag; opj_mqc_t *mqc = t1->mqc; /* MQC component */ flag = vsc ? ((*fp) & (~(T1_3D_SIG_S | T1_3D_SIG_SE | T1_3D_SIG_SW | (T1_3D_SGN_S << 16)))) : (*fp); flagsvr = (*fsvr); if ((flag & T1_3D_SIG_OTH) && !(flagsvr & (T1_3D_SIG | T1_3D_VISIT))) { v = int_abs(*dp) & one ? 1 : 0; if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ mqc_setcurctx(mqc, t1_3d_getctxno_zc(flag, orient)); /* ESSAI */ mqc_bypass_enc(mqc, v); } else { mqc_setcurctx(mqc, t1_3d_getctxno_zc(flag, orient)); mqc_encode(mqc, v); } if (v) { v = *dp < 0 ? 1 : 0; *nmsedec += t1_3d_getnmsedec_sig(t1, int_abs(*dp), bpno + T1_NMSEDEC_FRACBITS); if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ mqc_setcurctx(mqc, t1_3d_getctxno_sc(flag)); /* ESSAI */ mqc_bypass_enc(mqc, v); } else { mqc_setcurctx(mqc, t1_3d_getctxno_sc(flag)); mqc_encode(mqc, v ^ t1_3d_getspb(flag)); } t1_3d_updateflags(fp, v); *fsvr |= T1_3D_SIG; } *fsvr |= T1_3D_VISIT; } } static void t1_3d_dec_sigpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int orient, int oneplushalf, char type, int vsc) { int v, flagsvr; unsigned int flag; opj_raw_t *raw = t1->raw; /* RAW component */ opj_mqc_t *mqc = t1->mqc; /* MQC component */ flag = vsc ? ((*fp) & (~(T1_3D_SIG_S | T1_3D_SIG_SE | T1_3D_SIG_SW | (T1_3D_SGN_S << 16)))) : (*fp); flagsvr = (*fsvr); if ((flag & T1_3D_SIG_OTH) && !(flagsvr & (T1_3D_SIG | T1_3D_VISIT))) { if (type == T1_TYPE_RAW) { if (raw_decode(raw)) { v = raw_decode(raw); /* ESSAI */ *dp = v ? -oneplushalf : oneplushalf; t1_3d_updateflags(fp, v); *fsvr |= T1_3D_SIG; } } else { mqc_setcurctx(mqc, t1_3d_getctxno_zc(flag, orient)); if (mqc_decode(mqc)) { mqc_setcurctx(mqc, t1_3d_getctxno_sc(flag)); v = mqc_decode(mqc) ^ t1_3d_getspb(flag); *dp = v ? -oneplushalf : oneplushalf; t1_3d_updateflags(fp, v); *fsvr |= T1_3D_SIG; } } *fsvr |= T1_3D_VISIT; } } /* VSC and BYPASS by Antonin */ static void t1_3d_enc_sigpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int orient, int *nmsedec, char type, int cblksty) { int i, j, k, m, one, vsc; *nmsedec = 0; one = 1 << (bpno + T1_NMSEDEC_FRACBITS); for (m = 0; m < l; m++) { for (k = 0; k < h; k += 4) { for (i = 0; i < w; i++) { for (j = k; j < k + 4 && j < h; j++) { vsc = ((cblksty & J3D_CCP_CBLKSTY_VSC) && (j == k + 3 || j == h - 1)) ? 1 : 0; t1_3d_enc_sigpass_step(t1, &t1->flags[1 + m][1 + j][1 + i], &t1->flagSVR[1 + m][1 + j][1 + i], &t1->data[m][j][i], orient, bpno, one, nmsedec, type, vsc); } } } } } static void t1_3d_dec_sigpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int orient, char type, int cblksty) { int i, j, k, m, one, half, oneplushalf, vsc; one = 1 << bpno; half = one >> 1; oneplushalf = one | half; for (m = 0; m < l; m++) { for (k = 0; k < h; k += 4) { for (i = 0; i < w; i++) { for (j = k; j < k + 4 && j < h; j++) { vsc = ((cblksty & J3D_CCP_CBLKSTY_VSC) && (j == k + 3 || j == h - 1)) ? 1 : 0; t1_3d_dec_sigpass_step(t1, &t1->flags[1 + m][1 + j][1 + i], &t1->flagSVR[1 + m][1 + j][1 + i], &t1->data[m][j][i], orient, oneplushalf, type, vsc); } } } } } /* VSC and BYPASS by Antonin */ static void t1_3d_enc_refpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int bpno, int one, int *nmsedec, char type, int vsc) { int v, flagsvr; unsigned int flag; opj_mqc_t *mqc = t1->mqc; /* MQC component */ flag = vsc ? ((*fp) & (~(T1_3D_SIG_S | T1_3D_SIG_SE | T1_3D_SIG_SW | (T1_3D_SGN_S << 16)))) : (*fp); flagsvr = (*fsvr); if ((flagsvr & (T1_3D_SIG | T1_3D_VISIT)) == T1_3D_SIG) { *nmsedec += t1_3d_getnmsedec_ref(t1, int_abs(*dp), bpno + T1_NMSEDEC_FRACBITS); v = int_abs(*dp) & one ? 1 : 0; if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ mqc_setcurctx(mqc, t1_3d_getctxno_mag(flag, flagsvr)); /* ESSAI */ mqc_bypass_enc(mqc, v); } else { mqc_setcurctx(mqc, t1_3d_getctxno_mag(flag, flagsvr)); mqc_encode(mqc, v); } *fsvr |= T1_3D_REFINE; } } static void t1_3d_dec_refpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int poshalf, int neghalf, char type, int vsc) { int v, t, flagsvr; unsigned int flag; opj_mqc_t *mqc = t1->mqc; /* MQC component */ opj_raw_t *raw = t1->raw; /* RAW component */ flag = vsc ? ((*fp) & (~(T1_3D_SIG_S | T1_3D_SIG_SE | T1_3D_SIG_SW | (T1_3D_SGN_S << 16)))) : (*fp); flagsvr = (*fsvr); if ((flagsvr & (T1_3D_SIG | T1_3D_VISIT)) == T1_3D_SIG) { if (type == T1_TYPE_RAW) { mqc_setcurctx(mqc, t1_3d_getctxno_mag(flag, flagsvr)); /* ESSAI */ v = raw_decode(raw); } else { mqc_setcurctx(mqc, t1_3d_getctxno_mag(flag, flagsvr)); v = mqc_decode(mqc); } t = v ? poshalf : neghalf; *dp += *dp < 0 ? -t : t; *fsvr |= T1_3D_REFINE; } } /* VSC and BYPASS by Antonin */ static void t1_3d_enc_refpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int *nmsedec, char type, int cblksty) { int i, j, k, m, one, vsc; *nmsedec = 0; one = 1 << (bpno + T1_NMSEDEC_FRACBITS); for (m = 0; m < l; m++) { for (k = 0; k < h; k += 4) { for (i = 0; i < w; i++) { for (j = k; j < k + 4 && j < h; j++) { vsc = ((cblksty & J3D_CCP_CBLKSTY_VSC) && (j == k + 3 || j == h - 1)) ? 1 : 0; t1_3d_enc_refpass_step(t1, &t1->flags[1 + m][1 + j][1 + i], &t1->flagSVR[1 + m][1 + j][1 + i], &t1->data[m][j][i], bpno, one, nmsedec, type, vsc); } } } } } static void t1_3d_dec_refpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, char type, int cblksty) { int i, j, k, m, one, poshalf, neghalf; int vsc; one = 1 << bpno; poshalf = one >> 1; neghalf = bpno > 0 ? -poshalf : -1; for (m = 0; m < l; m++) { for (k = 0; k < h; k += 4) { for (i = 0; i < w; i++) { for (j = k; j < k + 4 && j < h; j++) { vsc = ((cblksty & J3D_CCP_CBLKSTY_VSC) && (j == k + 3 || j == h - 1)) ? 1 : 0; t1_3d_dec_refpass_step(t1, &t1->flags[1 + m][1 + j][1 + i], &t1->flagSVR[1 + m][1 + j][1 + i], &t1->data[m][j][i], poshalf, neghalf, type, vsc); } } } } } /* VSC and BYPASS by Antonin */ static void t1_3d_enc_clnpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int orient, int bpno, int one, int *nmsedec, int partial, int vsc) { int v, flagsvr; unsigned int flag; opj_mqc_t *mqc = t1->mqc; /* MQC component */ flag = vsc ? ((*fp) & (~(T1_3D_SIG_S | T1_3D_SIG_SE | T1_3D_SIG_SW | (T1_3D_SGN_S << 16)))) : (*fp); flagsvr = (*fsvr); if (partial) { goto LABEL_PARTIAL; } if (!(*fsvr & (T1_3D_SIG | T1_3D_VISIT))) { mqc_setcurctx(mqc, t1_3d_getctxno_zc(flag, orient)); v = int_abs(*dp) & one ? 1 : 0; mqc_encode(mqc, v); if (v) { LABEL_PARTIAL: *nmsedec += t1_3d_getnmsedec_sig(t1, int_abs(*dp), bpno + T1_NMSEDEC_FRACBITS); mqc_setcurctx(mqc, t1_3d_getctxno_sc(flag)); v = *dp < 0 ? 1 : 0; mqc_encode(mqc, v ^ t1_3d_getspb(flag)); t1_3d_updateflags(fp, v); *fsvr |= T1_3D_SIG; } } *fsvr &= ~T1_3D_VISIT; } static void t1_3d_dec_clnpass_step(opj_t1_3d_t *t1, unsigned int *fp, int *fsvr, int *dp, int orient, int oneplushalf, int partial, int vsc) { int v, flagsvr; unsigned int flag; opj_mqc_t *mqc = t1->mqc; /* MQC component */ flag = vsc ? ((*fp) & (~(T1_3D_SIG_S | T1_3D_SIG_SE | T1_3D_SIG_SW | (T1_3D_SGN_S << 16)))) : (*fp); flagsvr = (*fsvr); if (partial) { goto LABEL_PARTIAL; } if (!(flagsvr & (T1_3D_SIG | T1_3D_VISIT))) { mqc_setcurctx(mqc, t1_3d_getctxno_zc(flag, orient)); if (mqc_decode(mqc)) { LABEL_PARTIAL: mqc_setcurctx(mqc, t1_3d_getctxno_sc(flag)); v = mqc_decode(mqc) ^ t1_3d_getspb(flag); *dp = v ? -oneplushalf : oneplushalf; t1_3d_updateflags(fp, v); *fsvr |= T1_3D_SIG; } } *fsvr &= ~T1_3D_VISIT; } /* VSC and BYPASS by Antonin */ static void t1_3d_enc_clnpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int orient, int *nmsedec, int cblksty) { int i, j, k, m, one, agg, runlen, vsc; opj_mqc_t *mqc = t1->mqc; /* MQC component */ *nmsedec = 0; one = 1 << (bpno + T1_NMSEDEC_FRACBITS); for (m = 0; m < l; m++) { for (k = 0; k < h; k += 4) { for (i = 0; i < w; i++) { if (k + 3 < h) { if (cblksty & J3D_CCP_CBLKSTY_VSC) { agg = !(((t1->flagSVR[1 + m][1 + k][1 + i] | (T1_3D_SIG | T1_3D_VISIT)) & (t1->flags[1 + m][1 + k][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 1][1 + i] | (T1_3D_SIG | T1_3D_VISIT)) & (t1->flags[1 + m][1 + k + 1][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 2][1 + i] | (T1_3D_SIG | T1_3D_VISIT)) & (t1->flags[1 + m][1 + k + 2][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 3][1 + i] | (T1_3D_SIG | T1_3D_VISIT)) & (( t1->flags[1 + m][1 + k + 3][1 + i] & (~(T1_3D_SIG_S | T1_3D_SIG_SE | T1_3D_SIG_SW | (T1_3D_SGN_S << 16)))) & (T1_3D_SIG_OTH))) ); } else { agg = !( ((t1->flagSVR[1 + m][1 + k][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 1][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k + 1][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 2][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k + 2][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 3][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k + 3][1 + i] & T1_3D_SIG_OTH)) ); } } else { agg = 0; } if (agg) { for (runlen = 0; runlen < 4; runlen++) { if (int_abs(t1->data[m][k + runlen][i]) & one) { break; } } mqc_setcurctx(mqc, T1_CTXNO_AGG); mqc_encode(mqc, runlen != 4); if (runlen == 4) { continue; } mqc_setcurctx(mqc, T1_CTXNO_UNI); mqc_encode(mqc, runlen >> 1); mqc_encode(mqc, runlen & 1); } else { runlen = 0; } for (j = k + runlen; j < k + 4 && j < h; j++) { vsc = ((cblksty & J3D_CCP_CBLKSTY_VSC) && (j == k + 3 || j == h - 1)) ? 1 : 0; t1_3d_enc_clnpass_step(t1, &t1->flags[1 + m][1 + j][1 + i], &t1->flagSVR[1 + m][1 + j][1 + i], &t1->data[m][j][i], orient, bpno, one, nmsedec, agg && (j == k + runlen), vsc); } } } } } static void t1_3d_dec_clnpass(opj_t1_3d_t *t1, int w, int h, int l, int bpno, int orient, int cblksty) { int i, j, k, m, one, half, oneplushalf, agg, runlen, vsc; int segsym = cblksty & J3D_CCP_CBLKSTY_SEGSYM; opj_mqc_t *mqc = t1->mqc; /* MQC component */ one = 1 << bpno; half = one >> 1; oneplushalf = one | half; for (m = 0; m < l; m++) { for (k = 0; k < h; k += 4) { for (i = 0; i < w; i++) { if (k + 3 < h) { if (cblksty & J3D_CCP_CBLKSTY_VSC) { agg = !( ((t1->flagSVR[1 + m][1 + k][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 1][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k + 1][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 2][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k + 2][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 3][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (( t1->flags[1 + m][1 + k + 3][1 + i] & (~(T1_3D_SIG_S | T1_3D_SIG_SE | T1_3D_SIG_SW | (T1_3D_SGN_S << 16)))) & (T1_3D_SIG_OTH))) ); } else { agg = !( ((t1->flagSVR[1 + m][1 + k][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 1][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k + 1][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 2][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k + 2][1 + i] & T1_3D_SIG_OTH)) || ((t1->flagSVR[1 + m][1 + k + 3][1 + i] & (T1_3D_SIG | T1_3D_VISIT)) | (t1->flags[1 + m][1 + k + 3][1 + i] & T1_3D_SIG_OTH)) ); } } else { agg = 0; } if (agg) { mqc_setcurctx(mqc, T1_CTXNO_AGG); if (!mqc_decode(mqc)) { continue; } mqc_setcurctx(mqc, T1_CTXNO_UNI); runlen = mqc_decode(mqc); runlen = (runlen << 1) | mqc_decode(mqc); } else { runlen = 0; } for (j = k + runlen; j < k + 4 && j < h; j++) { vsc = ((cblksty & J3D_CCP_CBLKSTY_VSC) && (j == k + 3 || j == h - 1)) ? 1 : 0; t1_3d_dec_clnpass_step(t1, &t1->flags[1 + m][1 + j][1 + i], &t1->flagSVR[1 + m][1 + j][1 + i], &t1->data[m][j][i], orient, oneplushalf, agg && (j == k + runlen), vsc); } } } } if (segsym) { int v = 0; mqc_setcurctx(mqc, T1_CTXNO_UNI); v = mqc_decode(mqc); v = (v << 1) | mqc_decode(mqc); v = (v << 1) | mqc_decode(mqc); v = (v << 1) | mqc_decode(mqc); /* if (v!=0xa) { opj_event_msg(t1->cinfo, EVT_WARNING, "Bad segmentation symbol %x\n", v); } */ } } /* VSC and BYPASS by Antonin */ static void t1_3d_encode_cblk(opj_t1_3d_t *t1, opj_tcd_cblk_t * cblk, int orient, int compno, int level[3], int dwtid[3], double stepsize, int cblksty, int numcomps, opj_tcd_tile_t * tile) { int i, j, k; int w, h, l; int passno; int bpno, passtype; int max; int nmsedec = 0; double cumwmsedec = 0; char type = T1_TYPE_MQ; opj_mqc_t *mqc = t1->mqc; /* MQC component */ w = cblk->x1 - cblk->x0; h = cblk->y1 - cblk->y0; l = cblk->z1 - cblk->z0; max = 0; for (k = 0; k < l; k++) { for (j = 0; j < h; j++) { for (i = 0; i < w; i++) { max = int_max(max, int_abs(t1->data[k][j][i])); } } } for (k = 0; k <= l; k++) { for (j = 0; j <= h; j++) { for (i = 0; i <= w; i++) { t1->flags[k][j][i] = 0; t1->flagSVR[k][j][i] = 0; } } } cblk->numbps = max ? (int_floorlog2(max) + 1) - T1_NMSEDEC_FRACBITS : 0; bpno = cblk->numbps - 1; passtype = 2; mqc_reset_enc(mqc); mqc_init_enc(mqc, cblk->data); for (passno = 0; bpno >= 0; passno++) { opj_tcd_pass_t *pass = &cblk->passes[passno]; int correction = 3; double tmpwmsedec; type = ((bpno < (cblk->numbps - 4)) && (passtype < 2) && (cblksty & J3D_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; switch (passtype) { case 0: t1_3d_enc_sigpass(t1, w, h, l, bpno, orient, &nmsedec, type, cblksty); break; case 1: t1_3d_enc_refpass(t1, w, h, l, bpno, &nmsedec, type, cblksty); break; case 2: t1_3d_enc_clnpass(t1, w, h, l, bpno, orient, &nmsedec, cblksty); /* code switch SEGMARK (i.e. SEGSYM) */ if (cblksty & J3D_CCP_CBLKSTY_SEGSYM) { mqc_segmark_enc(mqc); } break; } /* fixed_quality */ tmpwmsedec = t1_getwmsedec(nmsedec, compno, level, orient, bpno, stepsize, numcomps, dwtid); cumwmsedec += tmpwmsedec; tile->distotile += tmpwmsedec; /* Code switch "RESTART" (i.e. TERMALL) */ if ((cblksty & J3D_CCP_CBLKSTY_TERMALL) && !((passtype == 2) && (bpno - 1 < 0))) { if (type == T1_TYPE_RAW) { mqc_flush(mqc); correction = 1; /* correction = mqc_bypass_flush_enc(); */ } else { /* correction = mqc_restart_enc(); */ mqc_flush(mqc); correction = 1; } pass->term = 1; } else { if (((bpno < (cblk->numbps - 4) && (passtype > 0)) || ((bpno == (cblk->numbps - 4)) && (passtype == 2))) && (cblksty & J3D_CCP_CBLKSTY_LAZY)) { if (type == T1_TYPE_RAW) { mqc_flush(mqc); correction = 1; } else { mqc_flush(mqc); correction = 1; } pass->term = 1; } else { pass->term = 0; } } if (++passtype == 3) { passtype = 0; bpno--; } if (pass->term && bpno > 0) { type = ((bpno < (cblk->numbps - 4)) && (passtype < 2) && (cblksty & J3D_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; if (type == T1_TYPE_RAW) { mqc_bypass_init_enc(mqc); } else { mqc_restart_init_enc(mqc); } } pass->distortiondec = cumwmsedec; pass->rate = mqc_numbytes(mqc) + correction; /* FIXME */ pass->len = pass->rate - (passno == 0 ? 0 : cblk->passes[passno - 1].rate); /* Code-switch "RESET" */ if (cblksty & J3D_CCP_CBLKSTY_RESET) { mqc_reset_enc(mqc); } } /* Code switch "ERTERM" (i.e. PTERM) */ if (cblksty & J3D_CCP_CBLKSTY_PTERM) { mqc_erterm_enc(mqc); } else /* Default coding */ if (!(cblksty & J3D_CCP_CBLKSTY_LAZY)) { mqc_flush(mqc); } cblk->totalpasses = passno; } static void t1_3d_decode_cblk(opj_t1_3d_t *t1, opj_tcd_cblk_t * cblk, int orient, int roishift, int cblksty) { int i, j, k; int w, h, l; int bpno, passtype; int segno, passno; char type = T1_TYPE_MQ; /* BYPASS mode */ opj_raw_t *raw = t1->raw; /* RAW component */ opj_mqc_t *mqc = t1->mqc; /* MQC component */ w = cblk->x1 - cblk->x0; h = cblk->y1 - cblk->y0; l = cblk->z1 - cblk->z0; for (k = 0; k < l; k++) { for (j = 0; j < h; j++) { for (i = 0; i < w; i++) { t1->data[k][j][i] = 0; } } } for (k = 0; k <= l; k++) { for (j = 0; j <= h; j++) { for (i = 0; i <= w; i++) { t1->flags[k][j][i] = 0; t1->flagSVR[k][j][i] = 0; } } } bpno = roishift + cblk->numbps - 1; passtype = 2; mqc_reset_enc(mqc); for (segno = 0; segno < cblk->numsegs; segno++) { opj_tcd_seg_t *seg = &cblk->segs[segno]; /* BYPASS mode */ type = ((bpno <= (cblk->numbps - 1) - 4) && (passtype < 2) && (cblksty & J3D_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; if (type == T1_TYPE_RAW) { raw_init_dec(raw, seg->data, seg->len); } else { mqc_init_dec(mqc, seg->data, seg->len); } for (passno = 0; passno < seg->numpasses; passno++) { switch (passtype) { case 0: t1_3d_dec_sigpass(t1, w, h, l, bpno + 1, orient, type, cblksty); break; case 1: t1_3d_dec_refpass(t1, w, h, l, bpno + 1, type, cblksty); break; case 2: t1_3d_dec_clnpass(t1, w, h, l, bpno + 1, orient, cblksty); break; } if ((cblksty & J3D_CCP_CBLKSTY_RESET) && type == T1_TYPE_MQ) { mqc_reset_enc(mqc); } if (++passtype == 3) { passtype = 0; bpno--; } } } } static int t1_3d_init_ctxno_zc(unsigned int f, int orient) { unsigned int h, v, c; unsigned int d2xy, d2xz, d2yz, d3; int n; unsigned int hvc, hc, d2, d2xy2yz, d2xy2xz; n = 0; h = ((f & T1_3D_SIG_W) != 0) + ((f & T1_3D_SIG_E) != 0); v = ((f & T1_3D_SIG_N) != 0) + ((f & T1_3D_SIG_S) != 0); c = ((f & T1_3D_SIG_FC) != 0) + ((f & T1_3D_SIG_BC) != 0); d2xy = ((f & T1_3D_SIG_NW) != 0) + ((f & T1_3D_SIG_NE) != 0) + (( f & T1_3D_SIG_SE) != 0) + ((f & T1_3D_SIG_SW) != 0); d2xz = ((f & T1_3D_SIG_FW) != 0) + ((f & T1_3D_SIG_BW) != 0) + (( f & T1_3D_SIG_FE) != 0) + ((f & T1_3D_SIG_BE) != 0); d2yz = ((f & T1_3D_SIG_FN) != 0) + ((f & T1_3D_SIG_FS) != 0) + (( f & T1_3D_SIG_BN) != 0) + ((f & T1_3D_SIG_BS) != 0); d3 = ((f & T1_3D_SIG_FNW) != 0) + ((f & T1_3D_SIG_FNE) != 0) + (( f & T1_3D_SIG_FSE) != 0) + ((f & T1_3D_SIG_FSW) != 0) + ((f & T1_3D_SIG_BNW) != 0) + ((f & T1_3D_SIG_BNE) != 0) + (( f & T1_3D_SIG_BSE) != 0) + ((f & T1_3D_SIG_BSW) != 0); switch (orient) { case 0: /*LLL*/ case 7: /*HHH*/ hvc = h + v + c; d2 = d2xy + d2xz + d2yz; if (!hvc) { if (!d2) { n = (!d3) ? 0 : 1; } else if (d2 == 1) { n = (!d3) ? 2 : 3; } else { n = (!d3) ? 4 : 5; } } else if (hvc == 1) { if (!d2) { n = (!d3) ? 6 : 7; } else if (d2 == 1) { n = (!d3) ? 8 : 9; } else { n = 10; } } else if (hvc == 2) { if (!d2) { n = (!d3) ? 11 : 12; } else { n = 13; } } else if (hvc == 3) { n = 14; } else { n = 15; } break; /*LHL, HLL, LLH*/ case 1: case 2: case 4: hc = h + c; d2xy2yz = d2xy + d2yz; if (!hc) { if (!v) { if (!d2xy) { n = (!d2xy2yz) ? ((!d3) ? 0 : 1) : ((!d3) ? 2 : 3); } else if (d2xy == 1) { n = (!d2xy2yz) ? ((!d3) ? 4 : 5) : 6; } else { /*>=2*/ n = 7; } } else { n = (v == 1) ? 8 : 9; /* =1 or =2*/ } } else if (hc == 1) { n = (!v) ? ((!d2xy) ? ((!d2xy2yz) ? ((!d3) ? 10 : 11) : (12)) : (13)) : (14); } else { /*if (hc >= 2)*/ n = 15; } break; /*HLH, HHL, LHH*/ case 3: case 5: case 6: hc = h + c; d2xy2xz = d2xy + d2xz; if (!v) { if (!d2xz) { if (!hc && !d2xy2xz) { n = (!d3) ? 0 : 1; } else if (hc == 1) { n = (!d2xy2xz) ? 2 : 3; } else { /*if >= 2*/ n = 4; } } else if (d2xz >= 1 && !hc) { n = 5; } else if (hc >= 1) { n = (d2xz == 1) ? 6 : 7; } } else if (v == 1) { if (!d2xz) { n = (!hc) ? 8 : 9; } else if (d2xz == 1) { n = (!hc) ? 10 : 11; } else if (d2xz == 2) { n = (!hc) ? 12 : 13; } else { /* if (d2xz >= 3) {*/ n = 14; } } else if (v == 2) { n = 15; } break; } return (T1_3D_CTXNO_ZC + n); } static int t1_3d_init_ctxno_sc(unsigned int f) { int hc, vc, cc; int n = 0; hc = int_min(((f & (T1_3D_SIG_E | T1_3D_SGN_E)) == T1_3D_SIG_E) + ((f & (T1_3D_SIG_W | T1_3D_SGN_W)) == T1_3D_SIG_W), 1) - int_min(((f & (T1_3D_SIG_E | T1_3D_SGN_E)) == (T1_3D_SIG_E | T1_3D_SGN_E)) + ((f & (T1_3D_SIG_W | T1_3D_SGN_W)) == (T1_3D_SIG_W | T1_3D_SGN_W)), 1); vc = int_min(((f & (T1_3D_SIG_N | T1_3D_SGN_N)) == T1_3D_SIG_N) + ((f & (T1_3D_SIG_S | T1_3D_SGN_S)) == T1_3D_SIG_S), 1) - int_min(((f & (T1_3D_SIG_N | T1_3D_SGN_N)) == (T1_3D_SIG_N | T1_3D_SGN_N)) + ((f & (T1_3D_SIG_S | T1_3D_SGN_S)) == (T1_3D_SIG_S | T1_3D_SGN_S)), 1); cc = int_min(((f & (T1_3D_SIG_FC | T1_3D_SGN_F)) == T1_3D_SIG_FC) + ((f & (T1_3D_SIG_BC | T1_3D_SGN_B)) == T1_3D_SIG_BC), 1) - int_min(((f & (T1_3D_SIG_FC | T1_3D_SGN_F)) == (T1_3D_SIG_FC | T1_3D_SGN_F)) + ((f & (T1_3D_SIG_BC | T1_3D_SGN_B)) == (T1_3D_SIG_BC | T1_3D_SGN_B)), 1); if (hc < 0) { hc = -hc; vc = -vc; cc = -cc; } if (!hc) { if (!vc) { n = (!cc) ? 0 : 1; } else if (vc == -1) { n = (!cc) ? 1 : ((cc > 0) ? 2 : 4); } else if (vc == 1) { n = (!cc) ? 1 : ((cc < 0) ? 2 : 4); } } else if (hc == 1) { if (!vc) { n = (!cc) ? 1 : ((cc < 0) ? 2 : 4); } else if (vc == 1) { n = (!cc) ? 4 : ((cc > 0) ? 5 : 3); } else if (vc == -1) { n = (!cc) ? 2 : 3; } } else if (hc == -1) { if (!vc) { n = (!cc) ? 1 : ((cc > 0) ? 2 : 4); } else if (vc == 1) { n = (!cc) ? 2 : 3; } else if (vc == -1) { n = (!cc) ? 4 : ((cc < 0) ? 5 : 3); } } return (T1_3D_CTXNO_SC + n); } static int t1_3d_init_ctxno_mag(unsigned int f, int f2) { int n; if (!(f2 & T1_3D_REFINE)) { /*First refinement for this coefficient (no previous refinement)*/ n = (f & (T1_3D_SIG_PRIM)) ? 1 : 0; } else { n = 2; } return (T1_3D_CTXNO_MAG + n); } static int t1_3d_init_spb(unsigned int f) { int hc, vc, cc; int n = 0; hc = int_min(((f & (T1_3D_SIG_E | T1_3D_SGN_E)) == T1_3D_SIG_E) + ((f & (T1_3D_SIG_W | T1_3D_SGN_W)) == T1_3D_SIG_W), 1) - int_min(((f & (T1_3D_SIG_E | T1_3D_SGN_E)) == (T1_3D_SIG_E | T1_3D_SGN_E)) + ((f & (T1_3D_SIG_W | T1_3D_SGN_W)) == (T1_3D_SIG_W | T1_3D_SGN_W)), 1); vc = int_min(((f & (T1_3D_SIG_N | T1_3D_SGN_N)) == T1_3D_SIG_N) + ((f & (T1_3D_SIG_S | T1_3D_SGN_S)) == T1_3D_SIG_S), 1) - int_min(((f & (T1_3D_SIG_N | T1_3D_SGN_N)) == (T1_3D_SIG_N | T1_3D_SGN_N)) + ((f & (T1_3D_SIG_S | T1_3D_SGN_S)) == (T1_3D_SIG_S | T1_3D_SGN_S)), 1); cc = int_min(((f & (T1_3D_SIG_FC | T1_3D_SGN_F)) == T1_3D_SIG_FC) + ((f & (T1_3D_SIG_BC | T1_3D_SGN_B)) == T1_3D_SIG_BC), 1) - int_min(((f & (T1_3D_SIG_FC | T1_3D_SGN_F)) == (T1_3D_SIG_FC | T1_3D_SGN_F)) + ((f & (T1_3D_SIG_BC | T1_3D_SGN_B)) == (T1_3D_SIG_BC | T1_3D_SGN_B)), 1); n = ((hc + vc + cc) < 0); return n; } static void t1_3d_init_luts(opj_t1_3d_t *t1) { int i; double u, v, t; /*for (j = 0; j < 4; j++) { for (i = 0; i < 256; ++i) { t1->lut_ctxno_zc[(j << 8) | i] = t1_3d_init_ctxno_zc(i, j); } } for (i = 0; i < 4096; i++) { t1->lut_ctxno_sc[i] = t1_3d_init_ctxno_sc(i << 4); } for (j = 0; j < 2; j++) { for (i = 0; i < 2048; ++i) { t1->lut_ctxno_mag[(j << 11) + i] = t1_3d_init_ctxno_mag((j ? T1_3D_REFINE : 0) | i); } } for (i = 0; i < 4096; ++i) { t1->lut_spb[i] = t1_3d_init_spb(i << 4); }*/ /* FIXME FIXME FIXME */ for (i = 0; i < (1 << T1_NMSEDEC_BITS); i++) { t = i / pow(2, T1_NMSEDEC_FRACBITS); u = t; v = t - 1.5; t1->lut_nmsedec_sig[i] = int_max(0, (int)(floor((u * u - v * v) * pow(2, T1_NMSEDEC_FRACBITS) + 0.5) / pow(2, T1_NMSEDEC_FRACBITS) * 8192.0)); t1->lut_nmsedec_sig0[i] = int_max(0, (int)(floor((u * u) * pow(2, T1_NMSEDEC_FRACBITS) + 0.5) / pow(2, T1_NMSEDEC_FRACBITS) * 8192.0)); u = t - 1.0; if (i & (1 << (T1_NMSEDEC_BITS - 1))) { v = t - 1.5; } else { v = t - 0.5; } t1->lut_nmsedec_ref[i] = int_max(0, (int)(floor((u * u - v * v) * pow(2, T1_NMSEDEC_FRACBITS) + 0.5) / pow(2, T1_NMSEDEC_FRACBITS) * 8192.0)); t1->lut_nmsedec_ref0[i] = int_max(0, (int)(floor((u * u) * pow(2, T1_NMSEDEC_FRACBITS) + 0.5) / pow(2, T1_NMSEDEC_FRACBITS) * 8192.0)); } } /* ----------------------------------------------------------------------- */ opj_t1_3d_t* t1_3d_create(opj_common_ptr cinfo) { opj_t1_3d_t *t1 = (opj_t1_3d_t*)opj_malloc(sizeof(opj_t1_3d_t)); if (t1) { t1->cinfo = cinfo; /* create MQC and RAW handles */ t1->mqc = mqc_create(); t1->raw = raw_create(); /* initialize the look-up tables of the Tier-1 coder/decoder */ t1_3d_init_luts(t1); } return t1; } void t1_3d_destroy(opj_t1_3d_t *t1) { if (t1) { /* destroy MQC and RAW handles */ mqc_destroy(t1->mqc); raw_destroy(t1->raw); opj_free(t1); } } void t1_3d_encode_cblks(opj_t1_3d_t *t1, opj_tcd_tile_t *tile, opj_tcp_t *tcp) { int compno, resno, bandno, precno, cblkno; int x, y, z, i, j, k, orient; int level[3]; tile->distotile = 0; /* fixed_quality */ for (compno = 0; compno < tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; for (resno = 0; resno < tilec->numresolution[0]; resno++) { opj_tcd_resolution_t *res = &tilec->resolutions[resno]; for (bandno = 0; bandno < res->numbands; bandno++) { opj_tcd_band_t *band = &res->bands[bandno]; for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2]; precno++) { opj_tcd_precinct_t *prc = &band->precincts[precno]; for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]; cblkno++) { opj_tcd_cblk_t *cblk = &prc->cblks[cblkno]; if (band->bandno == 0) { x = cblk->x0 - band->x0; y = cblk->y0 - band->y0; z = cblk->z0 - band->z0; } else if (band->bandno == 1) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = pres->x1 - pres->x0 + cblk->x0 - band->x0; y = cblk->y0 - band->y0; z = cblk->z0 - band->z0; } else if (band->bandno == 2) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = cblk->x0 - band->x0; y = pres->y1 - pres->y0 + cblk->y0 - band->y0; z = cblk->z0 - band->z0; } else if (band->bandno == 3) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = pres->x1 - pres->x0 + cblk->x0 - band->x0; y = pres->y1 - pres->y0 + cblk->y0 - band->y0; z = cblk->z0 - band->z0; } else if (band->bandno == 4) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = cblk->x0 - band->x0; y = cblk->y0 - band->y0; z = pres->z1 - pres->z0 + cblk->z0 - band->z0; } else if (band->bandno == 5) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = pres->x1 - pres->x0 + cblk->x0 - band->x0; y = cblk->y0 - band->y0; z = pres->z1 - pres->z0 + cblk->z0 - band->z0; } else if (band->bandno == 6) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = cblk->x0 - band->x0; y = pres->y1 - pres->y0 + cblk->y0 - band->y0; z = pres->z1 - pres->z0 + cblk->z0 - band->z0; } else if (band->bandno == 7) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = pres->x1 - pres->x0 + cblk->x0 - band->x0; y = pres->y1 - pres->y0 + cblk->y0 - band->y0; z = pres->z1 - pres->z0 + cblk->z0 - band->z0; } if (tcp->tccps[compno].reversible == 1) { for (k = 0; k < cblk->z1 - cblk->z0; k++) { for (j = 0; j < cblk->y1 - cblk->y0; j++) { for (i = 0; i < cblk->x1 - cblk->x0; i++) { t1->data[k][j][i] = tilec->data[(x + i) + (y + j) * (tilec->x1 - tilec->x0) + (z + k) * (tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0)] << T1_NMSEDEC_FRACBITS; } } } } else if (tcp->tccps[compno].reversible == 0) { for (k = 0; k < cblk->z1 - cblk->z0; k++) { for (j = 0; j < cblk->y1 - cblk->y0; j++) { for (i = 0; i < cblk->x1 - cblk->x0; i++) { t1->data[k][j][i] = fix_mul( tilec->data[(x + i) + (y + j) * (tilec->x1 - tilec->x0) + (z + k) * (tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0)], 8192 * 8192 / ((int) floor(band->stepsize * 8192))) >> (13 - T1_NMSEDEC_FRACBITS); } } } } orient = band->bandno; /* FIXME */ for (i = 0; i < 3; i++) { level[i] = tilec->numresolution[i] - 1 - resno; } t1_3d_encode_cblk(t1, cblk, orient, compno, level, tcp->tccps[compno].dwtid, band->stepsize, tcp->tccps[compno].cblksty, tile->numcomps, tile); } /* cblkno */ } /* precno */ } /* bandno */ } /* resno */ } /* compno */ } void t1_3d_decode_cblks(opj_t1_3d_t *t1, opj_tcd_tile_t *tile, opj_tcp_t *tcp) { int compno, resno, bandno, precno, cblkno; for (compno = 0; compno < tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; for (resno = 0; resno < tilec->numresolution[0]; resno++) { opj_tcd_resolution_t *res = &tilec->resolutions[resno]; for (bandno = 0; bandno < res->numbands; bandno++) { opj_tcd_band_t *band = &res->bands[bandno]; for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2]; precno++) { opj_tcd_precinct_t *prc = &band->precincts[precno]; for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]; cblkno++) { int x, y, z, i, j, k, orient; opj_tcd_cblk_t *cblk = &prc->cblks[cblkno]; orient = band->bandno; /* FIXME */ /*fprintf(stdout,"[INFO] t1_3d_decode_cblk(t1, cblk, orient(%d), tcp->tccps[compno].roishift (%d), tcp->tccps[compno].cblksty (%d));\n",orient,tcp->tccps[compno].roishift, tcp->tccps[compno].cblksty);*/ t1_3d_decode_cblk(t1, cblk, orient, tcp->tccps[compno].roishift, tcp->tccps[compno].cblksty); if (band->bandno == 0) { x = cblk->x0 - band->x0; y = cblk->y0 - band->y0; z = cblk->z0 - band->z0; } else if (band->bandno == 1) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = pres->x1 - pres->x0 + cblk->x0 - band->x0; y = cblk->y0 - band->y0; z = cblk->z0 - band->z0; } else if (band->bandno == 2) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = cblk->x0 - band->x0; y = pres->y1 - pres->y0 + cblk->y0 - band->y0; z = cblk->z0 - band->z0; } else if (band->bandno == 3) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = pres->x1 - pres->x0 + cblk->x0 - band->x0; y = pres->y1 - pres->y0 + cblk->y0 - band->y0; z = cblk->z0 - band->z0; } else if (band->bandno == 4) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = cblk->x0 - band->x0; y = cblk->y0 - band->y0; z = pres->z1 - pres->z0 + cblk->z0 - band->z0; } else if (band->bandno == 5) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = pres->x1 - pres->x0 + cblk->x0 - band->x0; y = cblk->y0 - band->y0; z = pres->z1 - pres->z0 + cblk->z0 - band->z0; } else if (band->bandno == 6) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = cblk->x0 - band->x0; y = pres->y1 - pres->y0 + cblk->y0 - band->y0; z = pres->z1 - pres->z0 + cblk->z0 - band->z0; } else if (band->bandno == 7) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x = pres->x1 - pres->x0 + cblk->x0 - band->x0; y = pres->y1 - pres->y0 + cblk->y0 - band->y0; z = pres->z1 - pres->z0 + cblk->z0 - band->z0; } if (tcp->tccps[compno].roishift) { int thresh, val, mag; thresh = 1 << tcp->tccps[compno].roishift; for (k = 0; k < cblk->z1 - cblk->z0; k++) { for (j = 0; j < cblk->y1 - cblk->y0; j++) { for (i = 0; i < cblk->x1 - cblk->x0; i++) { val = t1->data[k][j][i]; mag = int_abs(val); if (mag >= thresh) { mag >>= tcp->tccps[compno].roishift; t1->data[k][j][i] = val < 0 ? -mag : mag; } } } } } if (tcp->tccps[compno].reversible == 1) { for (k = 0; k < cblk->z1 - cblk->z0; k++) { for (j = 0; j < cblk->y1 - cblk->y0; j++) { for (i = 0; i < cblk->x1 - cblk->x0; i++) { int tmp = t1->data[k][j][i]; tilec->data[x + i + (y + j) * (tilec->x1 - tilec->x0) + (z + k) * (tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0)] = tmp / 2; } } } } else { /* if (tcp->tccps[compno].reversible == 0) */ for (k = 0; k < cblk->z1 - cblk->z0; k++) { for (j = 0; j < cblk->y1 - cblk->y0; j++) { for (i = 0; i < cblk->x1 - cblk->x0; i++) { double tmp = (double)(t1->data[k][j][i] * band->stepsize * 4096.0); if (t1->data[k][j][i] >> 1 == 0) { tilec->data[x + i + (y + j) * (tilec->x1 - tilec->x0) + (z + k) * (tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0)] = 0; } else { int tmp2 = ((int)(floor(fabs(tmp)))) + ((int) floor(fabs(tmp * 2)) % 2); tilec->data[x + i + (y + j) * (tilec->x1 - tilec->x0) + (z + k) * (tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0)] = ((tmp < 0) ? -tmp2 : tmp2); } } } } } } /* cblkno */ } /* precno */ } /* bandno */ } /* resno */ } /* compno */ }